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-rw-r--r--lisp/paths.el6
1 files changed, 6 insertions, 0 deletions
diff --git a/lisp/paths.el b/lisp/paths.el
index f4748f9692..3cf574352b 100644
--- a/lisp/paths.el
+++ b/lisp/paths.el
@@ -90,6 +90,12 @@ Will use `gnus-startup-file'-SERVER instead if exists.")
(defconst rmail-spool-directory
(cond ((string-match "^[^-]+-[^-]+-sco3.2v4" system-configuration)
"/usr/spool/mail/")
+ ;; SVR4 is said to use /var/mail, and make /usr/mail a link to that;
+ ;; but since I'm not sure it's generally true, calling file-exists-p
+ ;; prevents lossage if it isn't true. -- rms.
+ ((and (string-match "^[^-]+-[^-]+-sysv4" system-configuration)
+ (file-exists-p "/var/mail"))
+ "/var/mail/")
((memq system-type '(dgux hpux usg-unix-v unisoft-unix rtu irix))
"/usr/mail/")
((eq system-type 'netbsd)